28776501

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{587}}^1$

素因数の和:1025

約数の個数: 24

約数和(自身を含む): 44946720

約数和(自身を除く): 16170219

約数列:

[1, 3, 9, 13, 39, 117, 419, 587, 1257, 1761, 3771, 5283, 5447, 7631, 16341, 22893, 49023, 68679, 245953, 737859, 2213577, 3197389, 9592167, 28776501]

約数ペア:

[(1, 28776501), (3, 9592167), (9, 3197389), (13, 2213577), (39, 737859), (117, 245953), (419, 68679), (587, 49023), (1257, 22893), (1761, 16341), (3771, 7631), (5283, 5447)]